Home / 178,823-246,780.18-98,255.74

Finding the Fourth Proportional to 178,823, 246,780.18 and 98,255.74

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Solution

The fourth proportional to 178,823, 246,780.18 and 98,255.74 is: 135,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,823 : 246,780.18 = 98,255.74 : x
  2. Step 2: Convert to fraction form
    178,823/246,780.18 = 98,255.74/x
  3. Step 3: Cross multiply
    178,823x = 246,780.18 × 98,255.74
  4. Step 4: Simplify right side
    178,823x = 24,247,569,203.23
  5. Step 5: Solve for x
    x = 24,247,569,203.23/178,823
  6. Step 6: Final answer
    x = 135,595.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.